1386313426 has 16 divisors (see below), whose sum is σ = 2097103680. Its totient is φ = 687299760.

The previous prime is 1386313417. The next prime is 1386313429. The reversal of 1386313426 is 6243136831.

It is not an unprimeable number, because it can be changed into a prime (1386313429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135685 + ... + 145543.

It is an arithmetic number, because the mean of its divisors is an integer number (131068980).

Almost surely, 2^1386313426 is an apocalyptic number.

1386313426 is a deficient number, since it is larger than the sum of its proper divisors (710790254).

1386313426 is a wasteful number, since it uses less digits than its factorization.

1386313426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10449.

The product of its digits is 62208, while the sum is 37.

The square root of 1386313426 is about 37233.2301311611. The cubic root of 1386313426 is about 1115.0315168687.

The spelling of 1386313426 in words is "one billion, three hundred eighty-six million, three hundred thirteen thousand, four hundred twenty-six".